Home / 587,840.84-811,252.45-329,799.52

Finding the Fourth Proportional to 587,840.84, 811,252.45 and 329,799.52

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Solution

The fourth proportional to 587,840.84, 811,252.45 and 329,799.52 is: 455,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,840.84 : 811,252.45 = 329,799.52 : x
  2. Step 2: Convert to fraction form
    587,840.84/811,252.45 = 329,799.52/x
  3. Step 3: Cross multiply
    587,840.84x = 811,252.45 × 329,799.52
  4. Step 4: Simplify right side
    587,840.84x = 267,550,670,035.14
  5. Step 5: Solve for x
    x = 267,550,670,035.14/587,840.84
  6. Step 6: Final answer
    x = 455,141.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.